| 单词 |
focal length |
| 释义 |
ˈfocal length noun [countable] technical the distance between the centre of a lens and the focal point 焦距Examples from the Corpusfocal length• Properties of a parabola All parabolas are similar. Focal length a determines the magnitude.• A single focal length, fixed-focus is often sufficient.• The image produced by a diverging lens is however frequently virtual and consequently the focal length does not seem easy to determine.ˈfocal length nounChineseSyllable centre a the between distance the of Corpus |
| 随便看 |
- the proverbial sth
- the provinces
- the provisional ira
- the-provisional-ira
- the provos
- the-provos
- theprovos
- the prudential
- the-prudential
- theprudential
- the psni
- thepsni
- the-psni
- the psychological moment
- the public
- the public arena
- the public at large
- the public eye
- the public highway
- the public sector
- the Pueblo
- the punjab
- thepunjab
- the-punjab
- the purse strings
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